Engineering, Control Systems. Test 36

What is the effect of temperature on the specific gravity of a fuel oil?

How is the exhaust gas turbocharger cooled in relation to the engine ?

On a trunk piston engine how are the connecting rod side thrusts absorbed?

Which grade of fuel oil can be used in this kind of engine (built after 1990) ?

The fundamental difference between a 2-stroke and a 4-stroke engine is in the number of:

If slight water contamination of lub oil is confirmed what action should you take?

Run the purifier, checking the water outlet and submit a further sample for analysis.
Submit a further sample for analysis after one months running.
Run the purifier continuously.
Locate the water leak and renew the oil charge.

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